import java.io.File;
import java.lang.reflect.Field;

public class Demo5 {
    public static void main(String[] args) {
        File f = new File("d:/test/aa/bb/cc");
        // boolean ret = f.mkdir();// 创建单级目录
        boolean ret1 = f.mkdirs();// 创建多级目录
        // System.out.println("ret = " + ret);
        System.out.println("ret1 = " + ret1);
    }
}
